Signal for attracting attention of a taxi



FIG. 1 is a perspective view of a signal for attracting attention of a taxi showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a signal for attracting attention of a taxi, as shown and described. 